12045453551115 has 16 divisors (see below), whose sum is σ = 19272773603616. Its totient is φ = 6424225920000.

The previous prime is 12045453551023. The next prime is 12045453551119. The reversal of 12045453551115 is 51115535454021.

It is not a de Polignac number, because 12045453551115 - 2¹⁵ = 12045453518347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12045453551119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7654365 + ... + 9092865.

It is an arithmetic number, because the mean of its divisors is an integer number (1204548350226).

Almost surely, 2^{12045453551115} is an apocalyptic number.

12045453551115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12045453551115 is a deficient number, since it is larger than the sum of its proper divisors (7227320052501).

12045453551115 is a wasteful number, since it uses less digits than its factorization.

12045453551115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1996750.

The product of its (nonzero) digits is 300000, while the sum is 42.

The spelling of 12045453551115 in words is "twelve trillion, forty-five billion, four hundred fifty-three million, five hundred fifty-one thousand, one hundred fifteen".